OT-2026-000090822
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000090822) never changes.
Identity and time
| Publication number | OT-2026-000090822 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-73b8-92c2-99171637bfdc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090822 |
| Status | PUBLIC |
Content hashes
| Canonical text | 16a2823660a449a0179be566065cb90a7351caa5d3993a9b9fa14a453ee50b03 |
|---|---|
| Markdown | 764216052953512546ab26d8cde888510ee565579f48b2159440b06a9fc29109 |
| Publication page | e61f5e5131456c754ced6a779dc2b1ceec9ee0265a3df37202002193e67f5267 |
| Manifest | 2b093e53df6baf48d8a7e20db389f8ed1d2f4c2457c6cdfa4c19e7a02eab0b08 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | zDnWu/0mhs771AVljf1dERxRWct0ijLzkJcXTBzQZVYzaYTDeruEzEjMOsQlSYkDYcRlnLqwsDY9t7726VtOCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:00.987517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090822observed e61f5e5131456c754ced6a779dc2b1ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:00.970272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090822/manifest.jsonobserved 2b093e53df6baf48d8a7e20db389f8ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:00.953560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090822/publication.mdobserved 764216052953512546ab26d8cde88851...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:00.935831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090822/publication.txtobserved 16a2823660a449a0179be566065cb90a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|